| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,964 |
| African Great Lakes | 0 | - | 4.82 | 65,795 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,166 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,241 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,320 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,200 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,259 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,618 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,517 |
| South China Sea Countries | 0 | - | 4.78 | 57,609 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,505 |
| Landforms by Country | 0 | - | 4.52 | 51,948 |
| Capitals by River | 0 | - | 4.55 | 48,275 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,758 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,019 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,368 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,440 |
| Random Country to Capital | 0 | - | 4.98 | 916,065 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,524 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,090 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,693 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,344 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,586 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,348 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,936 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,744 |
| Countries with Four Letters | 0 | - | 4.99 | 420,787 |
| Rivers of the United States | 0 | - | 4.93 | 65,911 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,839 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,969 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,661 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,045 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,638 |
| African Physical Geography | 0 | - | 4.51 | 31,632 |
| Asian Physical Geography | 0 | - | 4.61 | 35,461 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,148 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 717,108 |
| Capital Cities Chain | 0 | - | 4.84 | 82,321 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,489 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,163 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,437 |
| Country Chain | 0 | - | 4.96 | 216,542 |
| Countries by Emojis | 0 | - | 4.99 | 238,051 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,877 |
| Islands by Country #1 | 0 | - | 4.87 | 174,905 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,223 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,576 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,543 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,361 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,796 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,957 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,514 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,393 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,335 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,492 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,526 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,435 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,809 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,001 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,691 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,424 |
| The Only Country ... | 0 | - | 4.91 | 80,558 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,023 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,773 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,793 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,535 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,173 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,288 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,967 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,954 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,050 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,390 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,252 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,480 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,447 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,900 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,884 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,535 |
| Random Countries by Borders | 0 | - | 4.99 | 82,096 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,052 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,302 |
| Geological Extremes | 0 | - | 4.34 | 39,986 |
| European Physical Geography | 0 | - | 4.26 | 33,439 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,762 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,223 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,614 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,085 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,271 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,239 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,947 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,198 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,594 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,020 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,670 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,438 |
| National Animals | 0 | - | 4.24 | 89,527 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,476 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,001 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,646 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,874 |
| Bear in the Answers | 0 | - | 4.29 | 61,763 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,113 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,701 |
| Cities Chain #2 | 0 | - | 4.42 | 56,270 |
| Cities Chain #1 | 0 | - | 4.61 | 66,512 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,432 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,215,636 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 972,643 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,799 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,754 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,691 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,975 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,876 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,662 |
| South American Physical Geography | 0 | - | 4.58 | 18,317 |
| Seas of Europe | 0 | - | 4.37 | 84,519 |
| Boundary Waters | 0 | - | 4.92 | 88,292 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,009 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,718 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,506 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,253 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,377 |
| Landlocked Countries | 0 | - | 4.99 | 417,308 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,230 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,550 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,692 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,371 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,046 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,516 |
| Countries by Milk Production | 0 | - | 4.54 | 43,822 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,948 |
| Mountains by Country | 0 | - | 4.56 | 81,676 |
| Islands by Country #2 | 0 | - | 4.80 | 77,241 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,600 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,077 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,193 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,045 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,468 |
| Animal Emojis | 0 | - | 4.73 | 83,835 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,428 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,442 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,398 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,657 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,597 |
| Fictional Cities | 0 | - | 4.25 | 47,913 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,089 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,424 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,336 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,165 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,890 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,117 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,043 |
| Cities that End in I by Clue | 0 | - | 4.61 | 57,198 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,882 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,121 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,254 |
| Island Countries | 0 | - | 4.99 | 709,110 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,229 |
| Himalayan Countries | 0 | - | 4.95 | 136,773 |
| Andean Countries | 0 | - | 4.95 | 83,609 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,870 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,168 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,538 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,132 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,316 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,908 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,311 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,305 |
| European Landlocked Countries | 0 | - | 4.99 | 146,199 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,886 |
| Countries with the Most Species | 0 | - | 4.99 | 102,412 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,015 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,537 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,859 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,238 |
| Countries in the Alps | 0 | - | 4.86 | 117,440 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,967 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,051 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,810 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,906 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,075 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,048 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,863 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,397 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,398 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,243 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,095 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,790 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,055 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,066 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,848 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,471 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,395 |
